The struggle for the civil rights
Carbon Monoxide. Carbon Monoxide is polluting the air not water, everything else on the list is something that can pollute the water.
Prokaryotic cells are cells that have no nucleus, and are either cells of bacteria or protists. Eukaryotic cells are cells that do have a nucleus, and may have other organelles that prokaryotic cells don't have, like a vacuole or lysosome, etc. Hope this helps!